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ASIC.TOOLS / FIRMWARE

Download Bitmain Antminer S5 Firmware

Download official firmware for Bitmain Antminer S5. Versions: 3. Local downloads, hardware compatibility, file sizes and SHA-256 checksums.

Bitmain Antminer S5

Firmware is hardware-specific. Match the exact model and control-board revision, back up settings, use stable power, test one miner first, and never interrupt an upgrade. A wrong image can make the controller unbootable.

Available versions

3 versions
Exact modelOfficial source: BITMAIN Product Manual & Firmware ↗
Version

20150715

SD-S5-20150715-fan_ctrl.tar.gz

Download firmware↓ 18.2 MB
Published / updated
2025-05-29
Compatibility
ANTMINER S5
Size
18.2 MB
Check file integrity · SHA-256

SHA-256

df9ed42b944b1d4e4547ca7643b56c3e5215b0f5aa1be719b5efbde8ba5b10b8

MD5

1579e8b4035fc1fd85a1b2f6b5a8efb4

Verify the downloaded file with SHA-256 before uploading it to a miner.

Release notes

Update: 1.User defined fan speed; 2. Interval of detection time for high temperature protection is 2S after the first alarm; 3. Process optimized of miner's status; MD5: 1579E8B4035FC1FD85A1B2F6B5A8EFB4

Official source ↗
Version

20150415

SD-S5-20150415.tar.gz

Download firmware↓ 18.2 MB
Published / updated
2025-05-29
Compatibility
ANTMINER S5
Size
18.2 MB
Check file integrity · SHA-256

SHA-256

9697dfb92feb32b6d9d73741d272d2aa77afe5a79bb1ee6719fc0ba088a9af3b

MD5

d0525c428e205c2471ab554cf95d77d3

Verify the downloaded file with SHA-256 before uploading it to a miner.

Release notes

add anti-DDOS function. improve minerlink function. MD5: D0525C428E205C2471AB554CF95D77D3

Official source ↗
Version

20150107

SD-S5-20150107.tar.gz

Local copy unavailableOpen official source ↗
Published / updated
2025-05-29
Compatibility
ANTMINER S5
Size
18.2 MB
Check file integrity · SHA-256

SHA-256

—

MD5

0c30d32d68e64f528da06af19b23d859

Verify the downloaded file with SHA-256 before uploading it to a miner.

Release notes

firmware for S5. MD5: 0C30D32D68E64F528DA06AF19B23D859

Official source ↗

Sources checked 14 September 2026